52578193 has 2 divisors, whose sum is σ = 52578194. Its totient is φ = 52578192.

The previous prime is 52578143. The next prime is 52578199. The reversal of 52578193 is 39187525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29844369 + 22733824 = 5463^2 + 4768^2 .

It is a cyclic number.

It is not a de Polignac number, because 52578193 - 2¹⁷ = 52447121 is a prime.

It is not a weakly prime, because it can be changed into another prime (52578199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26289096 + 26289097.

It is an arithmetic number, because the mean of its divisors is an integer number (26289097).

Almost surely, 2^52578193 is an apocalyptic number.

It is an amenable number.

52578193 is a deficient number, since it is larger than the sum of its proper divisors (1).

52578193 is an equidigital number, since it uses as much as digits as its factorization.

52578193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 40.

The square root of 52578193 is about 7251.0821950934. The cubic root of 52578193 is about 374.6294247327.

The spelling of 52578193 in words is "fifty-two million, five hundred seventy-eight thousand, one hundred ninety-three".